The following dotplot gives the ages of 21 male rattlesnakes. Which of the following would be true if one of the rattlesnakes whose age is given as 13 years is actually 15 and that change is made in the data set. (There may be more than one correct answer.)

A. The median would increase.
B. The mean would increase.
C. The inter-quartile range would increase.
D. The standard deviation would increase.

Transcribed Image Text:

(n = 21) 3 12 15 6. Rattlesnake ages